body,
dd,
dl,
dt,
form,
h1,
h2,
h3,
h4,
h5,
h6,
html,
input,
label,
li,
ol,
p,
textarea,
ul {
    margin: 0;
    padding: 0;
}

body,
button,
input,
select,
textarea {
    font: 12px/1.6 tahoma, arial, sans-serif;
}

a,
body,
html {
    color: #333;
}

a {
    text-decoration: none;
}

a img {
    border: 0;
    vertical-align: middle;
}

input,
textarea {
    margin: 0;
    padding: 0;
    outline: 0;
}

.fl {
    float: left;
}

.fr {
    float: right;
}


/* 清除浮动*/

.clearfix:before,
.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    font-size: 0;
    clear: both;
    visibility: hidden;
}

.clearfix {
    *zoom: 1;
}

dl dt,
dl dd,
ul li,
ol li {
    list-style: none;
}

*,
:after,
:before {
    box-sizing: border-box;
}